ET MALWARE Patchwork APT Malformed HTTP Request CnC Response

Query · suricata

flow:established,to_client;
flowbits:isset,ET.Patchwork.CnC.Checkin;
dsize:12;
content:"MMMMM==YYYYY";

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET MALWARE Patchwork APT Malformed HTTP Request CnC Response · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (
    msg:"ET MALWARE Patchwork APT Malformed HTTP Request CnC Response";
    flow:established,to_client;
    flowbits:isset,ET.Patchwork.CnC.Checkin;
    dsize:12;
    content:"MMMMM==YYYYY";
    reference:url,x.com/naumovax/status/1813151432419254656/;
    reference:md5,9cb3752a862d996815249c3d14353464;
    reference:url,ctfiot.com/193014.html;
    classtype:trojan-activity;
    sid:2054506; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_07_16, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Critical, tag Patchwork, updated_at 2024_07_16;
)

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